A=100
B=150
C=float(A)+float(B)
print(C)

import math
print(math.sin(3))
print(math.hypot(3,4))
print(math.sqrt(6))
print(math.pow(2,8))

f1=1.23
print("f1:",f1)
print("f1Type:",type(f1))
f2=1243.987654321
print("f2:",f2)
print("f2Type；",type(f2))

f3=1.2e5
print("f3；",type(f3))
f4=1.23*0.1
print("f4:",f4)
print("f4Type:",type(f4))

b1=True
b2=False
print(b1,b2)
print(type(b1))
print(type(b2))

print(bin(60))
print(oct(60))
print(hex(60))

print(int(6.8))
print(float(6))
print(str(60))

a=2
b=11
print(a+b)
print(a-b)
print(a*b)
print(a/b)
print(a//b)
print(a%b)
print(a**b)

a=8
a+=2
print(a)
a-=2
print(a)
a*=2
print(a)
a/=2
print(a)

a=2
b=11
print(a==b)
print(a!=b)
print(a>b)
print(a<b)
print(a>=b)
print(a<=b)

print(True and False)
print(True and True)
print(True or False)
print(not False)
str1='hello'
print('h'in str1)
print('a'in str1)
print('c'not in str1)
print('o'not in str1)